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213.0 Aluminum vs. ZK51A Magnesium

213.0 aluminum belongs to the aluminum alloys classification, while ZK51A magnesium belongs to the magnesium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 213.0 aluminum and the bottom bar is ZK51A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
45
Elongation at Break, % 1.5
4.7
Fatigue Strength, MPa 93
62
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 28
18
Tensile Strength: Ultimate (UTS), MPa 190
240
Tensile Strength: Yield (Proof), MPa 130
150

Thermal Properties

Latent Heat of Fusion, J/g 410
340
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 670
640
Melting Onset (Solidus), °C 480
550
Specific Heat Capacity, J/kg-K 850
970
Thermal Conductivity, W/m-K 130
110
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
28
Electrical Conductivity: Equal Weight (Specific), % IACS 94
140

Otherwise Unclassified Properties

Base Metal Price, % relative 11
13
Density, g/cm3 3.2
1.8
Embodied Carbon, kg CO2/kg material 7.7
24
Embodied Energy, MJ/kg 140
160
Embodied Water, L/kg 1090
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.5
10
Resilience: Unit (Modulus of Resilience), kJ/m3 120
260
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 44
64
Strength to Weight: Axial, points 16
36
Strength to Weight: Bending, points 23
47
Thermal Diffusivity, mm2/s 49
61
Thermal Shock Resistance, points 8.0
15

Alloy Composition

Aluminum (Al), % 83.5 to 93
0
Copper (Cu), % 6.0 to 8.0
0 to 0.1
Iron (Fe), % 0 to 1.2
0
Magnesium (Mg), % 0 to 0.1
93.1 to 95.9
Manganese (Mn), % 0 to 0.6
0
Nickel (Ni), % 0 to 0.35
0 to 0.010
Silicon (Si), % 1.0 to 3.0
0
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 2.5
3.6 to 5.5
Zirconium (Zr), % 0
0.5 to 1.0
Residuals, % 0
0 to 0.3